MEP

I have here activities for Mechanical ,Electrical & Plumbing installation for our project in russia a multi functional building project.

MECHANICAL & PLUMBING INSTALLATIONS

1. Heating Station
2. Smoke Protection & Ventilation System
3. Heating & Cooling System
4. Heating System Floor Convector
5. Mechanical Vertical shafts
6. PLUMBING - DOMESTIC, COLD & HOT CIRCULATION SYSTEM
7. SPRINKLER AND HOSE REEL SYSTEM
8. DOMESTIC & STORM WATER DRAINAGE SYSTEM
9. BMS SYSTEM
10. COOLING SYSTEM (CHILLERS & DRY-COOLERS ON THE ROOF)

ELECTRICAL INSTALLATIONS

1. ELECTRICAL SUBSTATION
2. EARTHING & LIGHTNING PROTECTION SYSTEMS
3. POWER DISTRIBUTION SYSTEM
4. ELECTRIC LIGHTING SYSTEM
5. RADIO SYSTEM
6. TV SYSTEM
7. CCTV (CLOSED CIRCUIT TELEVISION) SYSTEM
8. FIRE ALARM & PUBLIC ADDRESS SYSTEM
9. CLOCK SYSTEM
10. TELECOMMUNICATION SYSTEM
11. SECURITY SYSTEM


My Questions:

a. What systems or activities are included in TESTING & COMMISSIONING?
b. Around How many months is Testing & Commisioning (Duration)?
c. When is the proper timing or relationship to start Testing & Commisioning?
d. What is the relation of this list activities example: power distribution needed to start some systems.

Can anybody help me because im a civil engineer and have no experience in MEP.

Thanks

Pacifico